diff options
-rw-r--r-- | xlators/mgmt/glusterd/src/glusterd-mgmt.c | 91 | ||||
-rw-r--r-- | xlators/mgmt/glusterd/src/glusterd-mgmt.h | 4 | ||||
-rw-r--r-- | xlators/mgmt/glusterd/src/glusterd-syncop.c | 130 |
3 files changed, 158 insertions, 67 deletions
diff --git a/xlators/mgmt/glusterd/src/glusterd-mgmt.c b/xlators/mgmt/glusterd/src/glusterd-mgmt.c index 4e4dd047281..e07d4100d00 100644 --- a/xlators/mgmt/glusterd/src/glusterd-mgmt.c +++ b/xlators/mgmt/glusterd/src/glusterd-mgmt.c @@ -28,8 +28,8 @@ extern struct rpc_clnt_program gd_mgmt_v3_prog; void gd_mgmt_v3_collate_errors (struct syncargs *args, int op_ret, int op_errno, - char *op_errstr, int op_code, - glusterd_peerinfo_t *peerinfo, u_char *uuid) + char *op_errstr, int op_code, uuid_t peerid, + u_char *uuid) { char *peer_str = NULL; char err_str[PATH_MAX] = "Please check log file for details."; @@ -39,6 +39,7 @@ gd_mgmt_v3_collate_errors (struct syncargs *args, int op_ret, int op_errno, int is_operrstr_blk = 0; char *err_string = NULL; char *cli_err_str = NULL; + glusterd_peerinfo_t *peerinfo = NULL; this = THIS; GF_ASSERT (this); @@ -49,10 +50,14 @@ gd_mgmt_v3_collate_errors (struct syncargs *args, int op_ret, int op_errno, args->op_ret = op_ret; args->op_errno = op_errno; + rcu_read_lock (); + peerinfo = glusterd_peerinfo_find (peerid, NULL); if (peerinfo) - peer_str = peerinfo->hostname; + peer_str = gf_strdup (peerinfo->hostname); else - peer_str = uuid_utoa (uuid); + peer_str = gf_strdup (uuid_utoa (uuid)); + + rcu_read_unlock (); is_operrstr_blk = (op_errstr && strcmp (op_errstr, "")); err_string = (is_operrstr_blk) ? op_errstr : err_str; @@ -129,6 +134,8 @@ gd_mgmt_v3_collate_errors (struct syncargs *args, int op_ret, int op_errno, args->errstr = gf_strdup (err_str); } + GF_FREE (peer_str); + return; } @@ -285,6 +292,7 @@ gd_mgmt_v3_lock_cbk_fn (struct rpc_req *req, struct iovec *iov, int32_t op_ret = -1; int32_t op_errno = -1; xlator_t *this = NULL; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); @@ -301,7 +309,7 @@ gd_mgmt_v3_lock_cbk_fn (struct rpc_req *req, struct iovec *iov, */ frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; frame->cookie = NULL; @@ -325,8 +333,7 @@ gd_mgmt_v3_lock_cbk_fn (struct rpc_req *req, struct iovec *iov, out: gd_mgmt_v3_collate_errors (args, op_ret, op_errno, NULL, - GLUSTERD_MGMT_V3_LOCK, - peerinfo, rsp.uuid); + GLUSTERD_MGMT_V3_LOCK, *peerid, rsp.uuid); if (rsp.dict.dict_val) free (rsp.dict.dict_val); STACK_DESTROY (frame->root); @@ -352,6 +359,7 @@ gd_mgmt_v3_lock (glusterd_op_t op, dict_t *op_ctx, glusterd_conf_t *conf = THIS->private; int32_t ret = -1; xlator_t *this = NULL; + uuid_t peerid = {0,}; this = THIS; GF_ASSERT (this); @@ -367,9 +375,12 @@ gd_mgmt_v3_lock (glusterd_op_t op, dict_t *op_ctx, gf_uuid_copy (req.uuid, my_uuid); req.op = op; + + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, &peerid, &gd_mgmt_v3_prog, GLUSTERD_MGMT_V3_LOCK, gd_mgmt_v3_lock_cbk, @@ -525,6 +536,7 @@ gd_mgmt_v3_pre_validate_cbk_fn (struct rpc_req *req, struct iovec *iov, int32_t op_errno = -1; dict_t *rsp_dict = NULL; xlator_t *this = NULL; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); @@ -533,7 +545,7 @@ gd_mgmt_v3_pre_validate_cbk_fn (struct rpc_req *req, struct iovec *iov, frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; frame->cookie = NULL; @@ -594,7 +606,7 @@ out: gd_mgmt_v3_collate_errors (args, op_ret, op_errno, rsp.op_errstr, GLUSTERD_MGMT_V3_PRE_VALIDATE, - peerinfo, rsp.uuid); + *peerid, rsp.uuid); if (rsp.op_errstr) free (rsp.op_errstr); @@ -622,6 +634,7 @@ gd_mgmt_v3_pre_validate_req (glusterd_op_t op, dict_t *op_ctx, gd1_mgmt_v3_pre_val_req req = {{0},}; glusterd_conf_t *conf = THIS->private; xlator_t *this = NULL; + uuid_t peerid = {0,}; this = THIS; GF_ASSERT (this); @@ -637,9 +650,12 @@ gd_mgmt_v3_pre_validate_req (glusterd_op_t op, dict_t *op_ctx, gf_uuid_copy (req.uuid, my_uuid); req.op = op; + + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, &peerid, &gd_mgmt_v3_prog, GLUSTERD_MGMT_V3_PRE_VALIDATE, gd_mgmt_v3_pre_validate_cbk, @@ -807,6 +823,7 @@ gd_mgmt_v3_brick_op_cbk_fn (struct rpc_req *req, struct iovec *iov, int32_t op_ret = -1; int32_t op_errno = -1; xlator_t *this = NULL; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); @@ -815,7 +832,7 @@ gd_mgmt_v3_brick_op_cbk_fn (struct rpc_req *req, struct iovec *iov, frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; frame->cookie = NULL; @@ -843,8 +860,8 @@ gd_mgmt_v3_brick_op_cbk_fn (struct rpc_req *req, struct iovec *iov, out: gd_mgmt_v3_collate_errors (args, op_ret, op_errno, rsp.op_errstr, - GLUSTERD_MGMT_V3_BRICK_OP, - peerinfo, rsp.uuid); + GLUSTERD_MGMT_V3_BRICK_OP, *peerid, + rsp.uuid); if (rsp.op_errstr) free (rsp.op_errstr); @@ -875,6 +892,7 @@ gd_mgmt_v3_brick_op_req (glusterd_op_t op, dict_t *op_ctx, gd1_mgmt_v3_brick_op_req req = {{0},}; glusterd_conf_t *conf = THIS->private; xlator_t *this = NULL; + uuid_t peerid = {0,}; this = THIS; GF_ASSERT (this); @@ -890,9 +908,12 @@ gd_mgmt_v3_brick_op_req (glusterd_op_t op, dict_t *op_ctx, gf_uuid_copy (req.uuid, my_uuid); req.op = op; + + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, &peerid, &gd_mgmt_v3_prog, GLUSTERD_MGMT_V3_BRICK_OP, gd_mgmt_v3_brick_op_cbk, @@ -1019,6 +1040,7 @@ gd_mgmt_v3_commit_cbk_fn (struct rpc_req *req, struct iovec *iov, int32_t op_errno = -1; dict_t *rsp_dict = NULL; xlator_t *this = NULL; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); @@ -1027,7 +1049,7 @@ gd_mgmt_v3_commit_cbk_fn (struct rpc_req *req, struct iovec *iov, frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; frame->cookie = NULL; @@ -1087,8 +1109,8 @@ out: dict_unref (rsp_dict); gd_mgmt_v3_collate_errors (args, op_ret, op_errno, rsp.op_errstr, - GLUSTERD_MGMT_V3_COMMIT, - peerinfo, rsp.uuid); + GLUSTERD_MGMT_V3_COMMIT, *peerid, rsp.uuid); + STACK_DESTROY (frame->root); synctask_barrier_wake(args); @@ -1113,6 +1135,7 @@ gd_mgmt_v3_commit_req (glusterd_op_t op, dict_t *op_ctx, gd1_mgmt_v3_commit_req req = {{0},}; glusterd_conf_t *conf = THIS->private; xlator_t *this = NULL; + uuid_t peerid = {0,}; this = THIS; GF_ASSERT (this); @@ -1128,9 +1151,12 @@ gd_mgmt_v3_commit_req (glusterd_op_t op, dict_t *op_ctx, gf_uuid_copy (req.uuid, my_uuid); req.op = op; + + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, &peerid, &gd_mgmt_v3_prog, GLUSTERD_MGMT_V3_COMMIT, gd_mgmt_v3_commit_cbk, @@ -1266,6 +1292,7 @@ gd_mgmt_v3_post_validate_cbk_fn (struct rpc_req *req, struct iovec *iov, int32_t op_ret = -1; int32_t op_errno = -1; xlator_t *this = NULL; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); @@ -1274,7 +1301,7 @@ gd_mgmt_v3_post_validate_cbk_fn (struct rpc_req *req, struct iovec *iov, frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; frame->cookie = NULL; @@ -1298,13 +1325,14 @@ gd_mgmt_v3_post_validate_cbk_fn (struct rpc_req *req, struct iovec *iov, out: gd_mgmt_v3_collate_errors (args, op_ret, op_errno, rsp.op_errstr, - GLUSTERD_MGMT_V3_POST_VALIDATE, - peerinfo, rsp.uuid); + GLUSTERD_MGMT_V3_POST_VALIDATE, *peerid, + rsp.uuid); if (rsp.op_errstr) free (rsp.op_errstr); if (rsp.dict.dict_val) free (rsp.dict.dict_val); + STACK_DESTROY (frame->root); synctask_barrier_wake(args); return 0; @@ -1328,6 +1356,7 @@ gd_mgmt_v3_post_validate_req (glusterd_op_t op, int32_t op_ret, dict_t *op_ctx, gd1_mgmt_v3_post_val_req req = {{0},}; glusterd_conf_t *conf = THIS->private; xlator_t *this = NULL; + uuid_t peerid = {0,}; this = THIS; GF_ASSERT (this); @@ -1344,9 +1373,12 @@ gd_mgmt_v3_post_validate_req (glusterd_op_t op, int32_t op_ret, dict_t *op_ctx, gf_uuid_copy (req.uuid, my_uuid); req.op = op; req.op_ret = op_ret; + + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, &peerid, &gd_mgmt_v3_prog, GLUSTERD_MGMT_V3_POST_VALIDATE, gd_mgmt_v3_post_validate_cbk, @@ -1477,6 +1509,7 @@ gd_mgmt_v3_unlock_cbk_fn (struct rpc_req *req, struct iovec *iov, int32_t op_ret = -1; int32_t op_errno = -1; xlator_t *this = NULL; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); @@ -1485,7 +1518,7 @@ gd_mgmt_v3_unlock_cbk_fn (struct rpc_req *req, struct iovec *iov, frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; frame->cookie = NULL; @@ -1509,10 +1542,10 @@ gd_mgmt_v3_unlock_cbk_fn (struct rpc_req *req, struct iovec *iov, out: gd_mgmt_v3_collate_errors (args, op_ret, op_errno, NULL, - GLUSTERD_MGMT_V3_UNLOCK, - peerinfo, rsp.uuid); + GLUSTERD_MGMT_V3_UNLOCK, *peerid, rsp.uuid); if (rsp.dict.dict_val) free (rsp.dict.dict_val); + STACK_DESTROY (frame->root); synctask_barrier_wake(args); return 0; @@ -1536,6 +1569,7 @@ gd_mgmt_v3_unlock (glusterd_op_t op, dict_t *op_ctx, gd1_mgmt_v3_unlock_req req = {{0},}; glusterd_conf_t *conf = THIS->private; xlator_t *this = NULL; + uuid_t peerid = {0,}; this = THIS; GF_ASSERT (this); @@ -1551,9 +1585,12 @@ gd_mgmt_v3_unlock (glusterd_op_t op, dict_t *op_ctx, gf_uuid_copy (req.uuid, my_uuid); req.op = op; + + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, &peerid, &gd_mgmt_v3_prog, GLUSTERD_MGMT_V3_UNLOCK, gd_mgmt_v3_unlock_cbk, diff --git a/xlators/mgmt/glusterd/src/glusterd-mgmt.h b/xlators/mgmt/glusterd/src/glusterd-mgmt.h index ab9265c75c4..894bd198ff3 100644 --- a/xlators/mgmt/glusterd/src/glusterd-mgmt.h +++ b/xlators/mgmt/glusterd/src/glusterd-mgmt.h @@ -16,8 +16,8 @@ #endif void gd_mgmt_v3_collate_errors (struct syncargs *args, int op_ret, int op_errno, - char *op_errstr, int op_code, - glusterd_peerinfo_t *peerinfo, u_char *uuid); + char *op_errstr, int op_code, uuid_t peerid, + u_char *uuid); int32_t gd_mgmt_v3_pre_validate_fn (glusterd_op_t op, dict_t *dict, diff --git a/xlators/mgmt/glusterd/src/glusterd-syncop.c b/xlators/mgmt/glusterd/src/glusterd-syncop.c index 663b0a73875..ee8f1eadf2e 100644 --- a/xlators/mgmt/glusterd/src/glusterd-syncop.c +++ b/xlators/mgmt/glusterd/src/glusterd-syncop.c @@ -39,22 +39,25 @@ gd_synctask_barrier_wait (struct syncargs *args, int count) static void gd_collate_errors (struct syncargs *args, int op_ret, int op_errno, - char *op_errstr, int op_code, - glusterd_peerinfo_t *peerinfo, u_char *uuid) + char *op_errstr, int op_code, uuid_t peerid, u_char *uuid) { char err_str[PATH_MAX] = "Please check log file for details."; char op_err[PATH_MAX] = ""; int len = -1; char *peer_str = NULL; + glusterd_peerinfo_t *peerinfo = NULL; if (op_ret) { args->op_ret = op_ret; args->op_errno = op_errno; + rcu_read_lock (); + peerinfo = glusterd_peerinfo_find (peerid, NULL); if (peerinfo) - peer_str = peerinfo->hostname; + peer_str = gf_strdup (peerinfo->hostname); else - peer_str = uuid_utoa (uuid); + peer_str = gf_strdup (uuid_utoa (uuid)); + rcu_read_unlock (); if (op_errstr && strcmp (op_errstr, "")) { len = snprintf (err_str, sizeof(err_str) - 1, @@ -109,6 +112,8 @@ gd_collate_errors (struct syncargs *args, int op_ret, int op_errno, args->errstr = gf_strdup (err_str); } + GF_FREE (peer_str); + return; } @@ -327,6 +332,7 @@ gd_syncop_mgmt_v3_lock_cbk_fn (struct rpc_req *req, struct iovec *iov, int op_ret = -1; int op_errno = -1; xlator_t *this = NULL; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); @@ -335,7 +341,7 @@ gd_syncop_mgmt_v3_lock_cbk_fn (struct rpc_req *req, struct iovec *iov, frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; frame->cookie = NULL; @@ -358,8 +364,8 @@ gd_syncop_mgmt_v3_lock_cbk_fn (struct rpc_req *req, struct iovec *iov, op_errno = rsp.op_errno; out: gd_mgmt_v3_collate_errors (args, op_ret, op_errno, NULL, - GLUSTERD_MGMT_V3_LOCK, - peerinfo, rsp.uuid); + GLUSTERD_MGMT_V3_LOCK, *peerid, rsp.uuid); + STACK_DESTROY (frame->root); synctask_barrier_wake(args); return 0; @@ -382,6 +388,7 @@ gd_syncop_mgmt_v3_lock (glusterd_op_t op, dict_t *op_ctx, int ret = -1; gd1_mgmt_v3_lock_req req = {{0},}; glusterd_conf_t *conf = THIS->private; + uuid_t peerid = {0,}; GF_ASSERT(op_ctx); GF_ASSERT(peerinfo); @@ -396,8 +403,11 @@ gd_syncop_mgmt_v3_lock (glusterd_op_t op, dict_t *op_ctx, gf_uuid_copy (req.uuid, my_uuid); gf_uuid_copy (req.txn_id, txn_id); req.op = op; + + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, &peerid, &gd_mgmt_v3_prog, GLUSTERD_MGMT_V3_LOCK, gd_syncop_mgmt_v3_lock_cbk, @@ -421,6 +431,7 @@ gd_syncop_mgmt_v3_unlock_cbk_fn (struct rpc_req *req, struct iovec *iov, int op_ret = -1; int op_errno = -1; xlator_t *this = NULL; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); @@ -429,7 +440,7 @@ gd_syncop_mgmt_v3_unlock_cbk_fn (struct rpc_req *req, struct iovec *iov, frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; frame->cookie = NULL; @@ -448,15 +459,12 @@ gd_syncop_mgmt_v3_unlock_cbk_fn (struct rpc_req *req, struct iovec *iov, gf_uuid_copy (args->uuid, rsp.uuid); - /* Set peer as locked, so we unlock only the locked peers */ - if (rsp.op_ret == 0) - peerinfo->locked = _gf_true; op_ret = rsp.op_ret; op_errno = rsp.op_errno; out: gd_mgmt_v3_collate_errors (args, op_ret, op_errno, NULL, - GLUSTERD_MGMT_V3_UNLOCK, - peerinfo, rsp.uuid); + GLUSTERD_MGMT_V3_UNLOCK, *peerid, rsp.uuid); + STACK_DESTROY (frame->root); synctask_barrier_wake(args); return 0; @@ -478,6 +486,7 @@ gd_syncop_mgmt_v3_unlock (dict_t *op_ctx, glusterd_peerinfo_t *peerinfo, int ret = -1; gd1_mgmt_v3_unlock_req req = {{0},}; glusterd_conf_t *conf = THIS->private; + uuid_t peerid = {0,}; GF_ASSERT(op_ctx); GF_ASSERT(peerinfo); @@ -491,8 +500,11 @@ gd_syncop_mgmt_v3_unlock (dict_t *op_ctx, glusterd_peerinfo_t *peerinfo, gf_uuid_copy (req.uuid, my_uuid); gf_uuid_copy (req.txn_id, txn_id); + + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, &peerid, &gd_mgmt_v3_prog, GLUSTERD_MGMT_V3_UNLOCK, gd_syncop_mgmt_v3_unlock_cbk, @@ -516,13 +528,14 @@ _gd_syncop_mgmt_lock_cbk (struct rpc_req *req, struct iovec *iov, int op_ret = -1; int op_errno = -1; xlator_t *this = NULL; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; frame->cookie = NULL; @@ -541,14 +554,25 @@ _gd_syncop_mgmt_lock_cbk (struct rpc_req *req, struct iovec *iov, gf_uuid_copy (args->uuid, rsp.uuid); - /* Set peer as locked, so we unlock only the locked peers */ - if (rsp.op_ret == 0) - peerinfo->locked = _gf_true; + rcu_read_lock (); + peerinfo = glusterd_peerinfo_find (*peerid, NULL); + if (peerinfo) { + /* Set peer as locked, so we unlock only the locked peers */ + if (rsp.op_ret == 0) + peerinfo->locked = _gf_true; + } else { + rsp.op_ret = -1; + gf_log (this->name, GF_LOG_ERROR, "Could not find peer with " + "ID %s", uuid_utoa (*peerid)); + } + rcu_read_unlock (); + op_ret = rsp.op_ret; op_errno = rsp.op_errno; out: gd_collate_errors (args, op_ret, op_errno, NULL, - GLUSTERD_MGMT_CLUSTER_LOCK, peerinfo, rsp.uuid); + GLUSTERD_MGMT_CLUSTER_LOCK, *peerid, rsp.uuid); + STACK_DESTROY (frame->root); synctask_barrier_wake(args); return 0; @@ -569,10 +593,13 @@ gd_syncop_mgmt_lock (glusterd_peerinfo_t *peerinfo, struct syncargs *args, int ret = -1; gd1_mgmt_cluster_lock_req req = {{0},}; glusterd_conf_t *conf = THIS->private; + uuid_t peerid = {0,}; gf_uuid_copy (req.uuid, my_uuid); + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, &peerid, &gd_mgmt_prog, GLUSTERD_MGMT_CLUSTER_LOCK, gd_syncop_mgmt_lock_cbk, @@ -593,14 +620,16 @@ _gd_syncop_mgmt_unlock_cbk (struct rpc_req *req, struct iovec *iov, int op_ret = -1; int op_errno = -1; xlator_t *this = NULL; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; + frame->cookie = NULL; if (-1 == req->rpc_status) { op_errno = ENOTCONN; @@ -617,12 +646,23 @@ _gd_syncop_mgmt_unlock_cbk (struct rpc_req *req, struct iovec *iov, gf_uuid_copy (args->uuid, rsp.uuid); - peerinfo->locked = _gf_false; + rcu_read_lock (); + peerinfo = glusterd_peerinfo_find (*peerid, NULL); + if (peerinfo) { + peerinfo->locked = _gf_false; + } else { + rsp.op_ret = -1; + gf_log (this->name, GF_LOG_ERROR, "Could not find peer with " + "ID %s", uuid_utoa (*peerid)); + } + rcu_read_unlock (); + op_ret = rsp.op_ret; op_errno = rsp.op_errno; out: gd_collate_errors (args, op_ret, op_errno, NULL, - GLUSTERD_MGMT_CLUSTER_UNLOCK, peerinfo, rsp.uuid); + GLUSTERD_MGMT_CLUSTER_UNLOCK, *peerid, rsp.uuid); + STACK_DESTROY (frame->root); synctask_barrier_wake(args); return 0; @@ -644,10 +684,13 @@ gd_syncop_mgmt_unlock (glusterd_peerinfo_t *peerinfo, struct syncargs *args, int ret = -1; gd1_mgmt_cluster_unlock_req req = {{0},}; glusterd_conf_t *conf = THIS->private; + uuid_t peerid = {0,}; gf_uuid_copy (req.uuid, my_uuid); + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, &req, args, &peerid, &gd_mgmt_prog, GLUSTERD_MGMT_CLUSTER_UNLOCK, gd_syncop_mgmt_unlock_cbk, @@ -666,17 +709,18 @@ _gd_syncop_stage_op_cbk (struct rpc_req *req, struct iovec *iov, xlator_t *this = NULL; dict_t *rsp_dict = NULL; call_frame_t *frame = NULL; - glusterd_peerinfo_t *peerinfo = NULL; int op_ret = -1; int op_errno = -1; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; + frame->cookie = NULL; if (-1 == req->rpc_status) { op_errno = ENOTCONN; @@ -706,8 +750,10 @@ _gd_syncop_stage_op_cbk (struct rpc_req *req, struct iovec *iov, } } - peerinfo = glusterd_peerinfo_find (rsp.uuid, NULL); - if (peerinfo == NULL) { + rcu_read_lock (); + ret = (glusterd_peerinfo_find (rsp.uuid, NULL) == NULL); + rcu_read_unlock (); + if (ret) { ret = -1; gf_log (this->name, GF_LOG_CRITICAL, "Staging response " "for 'Volume %s' received from unknown " @@ -737,7 +783,7 @@ _gd_syncop_stage_op_cbk (struct rpc_req *req, struct iovec *iov, out: gd_collate_errors (args, op_ret, op_errno, rsp.op_errstr, - GLUSTERD_MGMT_STAGE_OP, peerinfo, rsp.uuid); + GLUSTERD_MGMT_STAGE_OP, *peerid, rsp.uuid); if (rsp_dict) dict_unref (rsp_dict); @@ -764,6 +810,7 @@ gd_syncop_mgmt_stage_op (glusterd_peerinfo_t *peerinfo, struct syncargs *args, gd1_mgmt_stage_op_req *req = NULL; glusterd_conf_t *conf = THIS->private; int ret = -1; + uuid_t peerid = {0,}; req = GF_CALLOC (1, sizeof (*req), gf_gld_mt_mop_stage_req_t); if (!req) @@ -777,8 +824,10 @@ gd_syncop_mgmt_stage_op (glusterd_peerinfo_t *peerinfo, struct syncargs *args, if (ret) goto out; + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, req, args, &peerid, &gd_mgmt_prog, GLUSTERD_MGMT_STAGE_OP, gd_syncop_stage_op_cbk, (xdrproc_t) xdr_gd1_mgmt_stage_op_req); @@ -933,18 +982,19 @@ _gd_syncop_commit_op_cbk (struct rpc_req *req, struct iovec *iov, xlator_t *this = NULL; dict_t *rsp_dict = NULL; call_frame_t *frame = NULL; - glusterd_peerinfo_t *peerinfo = NULL; int op_ret = -1; int op_errno = -1; int type = GF_QUOTA_OPTION_TYPE_NONE; + uuid_t *peerid = NULL; this = THIS; GF_ASSERT (this); frame = myframe; args = frame->local; - peerinfo = frame->cookie; + peerid = frame->cookie; frame->local = NULL; + frame->cookie = NULL; if (-1 == req->rpc_status) { op_errno = ENOTCONN; @@ -975,9 +1025,10 @@ _gd_syncop_commit_op_cbk (struct rpc_req *req, struct iovec *iov, } } - peerinfo = glusterd_peerinfo_find (rsp.uuid, NULL); - - if (peerinfo == NULL) { + rcu_read_lock (); + ret = (glusterd_peerinfo_find (rsp.uuid, NULL) == 0); + rcu_read_unlock (); + if (ret) { ret = -1; gf_log (this->name, GF_LOG_CRITICAL, "Commit response " "for 'Volume %s' received from unknown " @@ -1014,7 +1065,7 @@ _gd_syncop_commit_op_cbk (struct rpc_req *req, struct iovec *iov, out: gd_collate_errors (args, op_ret, op_errno, rsp.op_errstr, - GLUSTERD_MGMT_COMMIT_OP, peerinfo, rsp.uuid); + GLUSTERD_MGMT_COMMIT_OP, *peerid, rsp.uuid); if (rsp_dict) dict_unref (rsp_dict); @@ -1041,6 +1092,7 @@ gd_syncop_mgmt_commit_op (glusterd_peerinfo_t *peerinfo, struct syncargs *args, glusterd_conf_t *conf = THIS->private; gd1_mgmt_commit_op_req *req = NULL; int ret = -1; + uuid_t peerid = {0,}; req = GF_CALLOC (1, sizeof (*req), gf_gld_mt_mop_commit_req_t); if (!req) @@ -1054,8 +1106,10 @@ gd_syncop_mgmt_commit_op (glusterd_peerinfo_t *peerinfo, struct syncargs *args, if (ret) goto out; + gf_uuid_copy (peerid, peerinfo->uuid); + synclock_unlock (&conf->big_lock); - ret = gd_syncop_submit_request (peerinfo->rpc, req, args, peerinfo, + ret = gd_syncop_submit_request (peerinfo->rpc, req, args, &peerid, &gd_mgmt_prog, GLUSTERD_MGMT_COMMIT_OP, gd_syncop_commit_op_cbk, (xdrproc_t) xdr_gd1_mgmt_commit_op_req); 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